<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

</body>


<script>
    let a=1;
    let b="abc";
    let c='abc'
    let v=a+b;
    console.log(v);
    console.log(a+b);
    console.log(a+c);
</script>


<script>
    let flag='a';
    if(flag){
        console.log("true");
    }else{
        console.log("false");
    }


</script>
</html>